 of each vertex.
verts = [2 4; ...
        2 8; ...
        8 4; ...
        8 0; ...
        0 4; ...
        2 6; ...
        2 2; ...
        4 2; ...
        4 0; ...
        5 2; ...
        5 0 ];

% There are five faces, defined by connecting the 
% vertices in the order indicated.
faces = [ ...
        1  2  3; ...
        1  3  4; ...
        5  6  1; ...
        7  8  9; ...
        11 10 4 ];

% Create the patch by specifying the Faces, Vertices,
% and FaceVertexCData properties as well as the
% FaceColor property. Red numbers denote the vertex 
% numbers, as defined in faces. Blue indicate face numbers.
p = patch('Faces',faces,'Vertices',verts,'FaceColor','w');